Home / 695,360,030.80-1,043,040,046.20-685,156,363.60

Finding the Fourth Proportional to 695,360,030.80, 1,043,040,046.20 and 685,156,363.60

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Solution

The fourth proportional to 695,360,030.80, 1,043,040,046.20 and 685,156,363.60 is: 1,027,734,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,360,030.80 : 1,043,040,046.20 = 685,156,363.60 : x
  2. Step 2: Convert to fraction form
    695,360,030.80/1,043,040,046.20 = 685,156,363.60/x
  3. Step 3: Cross multiply
    695,360,030.80x = 1,043,040,046.20 × 685,156,363.60
  4. Step 4: Simplify right side
    695,360,030.80x = 714,645,525,143,568,000
  5. Step 5: Solve for x
    x = 714,645,525,143,568,000/695,360,030.80
  6. Step 6: Final answer
    x = 1,027,734,545.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.